Pesto fish fingers with broccoli mash recipe

Name: Pesto fish fingers with broccoli mash recipe
Prep time: 25 min
Cook time: 15 min
Total time: 40 min
Cuisine: European, Italian, Mediterranean
Ingredients: 1 tiger roll; 4 baking potatoes, peeled and cut into small chunks; 1 head of broccoli, cut into small florets; 3 tbsp plain flour; 520g frozen white fish fillets, defrosted; 100g pesto, plus 1 tbsp; 3 tsp olive oil; 15g fresh basil, leaves and stalks finely chopped; 350g frozen peas